const stringValue = 'Hello World'

const booleanValue = true

const numberValue = 42

const objectValue = {
  name: 'John',
  age: 30,
  city: 'New York'
}

const arrayValue = [1, 2, 3, 4, 5]

export const functionValue = function () {
  return 'Hello Function'
}

export { stringValue, booleanValue, numberValue, objectValue, arrayValue }

// export default 和 const 不能同时使用
export default function () {
  return 'Hello Function Default'
}